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Commit 584cff54 authored by Kautuk Consul's avatar Kautuk Consul Committed by Linus Torvalds
Browse files

mm/mmap.c: eliminate the ret variable from mm_take_all_locks() 



The ret variable is really not needed in mm_take_all_locks().

Signed-off-by: default avatarKautuk Consul <consul.kautuk@gmail.com>
Reviewed-by: default avatarMichal Hocko <mhocko@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 09f363c7

mm/mmap.c

+3 −6
Original line number Diff line number Diff line
@@ -2558,7 +2558,6 @@ int mm_take_all_locks(struct mm_struct *mm) 
{

	struct vm_area_struct *vma;

	struct anon_vma_chain *avc;

	int ret = -EINTR;



	BUG_ON(down_read_trylock(&mm->mmap_sem));
@@ -2579,13 +2578,11 @@ int mm_take_all_locks(struct mm_struct *mm) 
				vm_lock_anon_vma(mm, avc->anon_vma);

	}



	ret = 0;

	return 0;



out_unlock:

	if (ret)

	mm_drop_all_locks(mm);



	return ret;

	return -EINTR;

}



static void vm_unlock_anon_vma(struct anon_vma *anon_vma)